Kieselgur
n. [地质] 硅藻土
🗣️ 情景例句
Sorry, but he is out at the moment.
抱歉，他现在出去了？
You're way behind schedule.
你比预定的落后了。
I am only interested in sitting in a boat and doing nothing at all!
我感兴趣的只是独坐孤舟，无所事事！